ledger/util.h
2004-09-26 20:22:57 -04:00

37 lines
759 B
C++

#ifndef _UTIL_H
#define _UTIL_H
inline char * skip_ws(char * ptr) {
while (*ptr == ' ' || *ptr == '\t' || *ptr == '\n')
ptr++;
return ptr;
}
inline char peek_next_nonws(std::istream& in) {
char c = in.peek();
while (! in.eof() && std::isspace(c)) {
in.get(c);
c = in.peek();
}
return c;
}
#define READ_INTO(str, targ, size, var, cond) { \
char * _p = targ; \
var = str.peek(); \
while (! str.eof() && (cond) && _p - targ < size) { \
str.get(var); \
if (str.eof()) \
break; \
if (var == '\\') { \
str.get(var); \
if (in.eof()) \
break; \
} \
*_p++ = var; \
var = str.peek(); \
} \
*_p = '\0'; \
}
#endif // _UTIL_H